List questions from signal-processing

Published on 03 Apr 2026 - 19:42

97

Views

Fourier transform and energy of a convolution with a delta comb

Published on 04 Apr 2026 - 5:17

114

Views

Inverse $z$-transform of $\frac{z_{1}^{-1}}{1 - az_{1}^{-1}z_{2}^{-2}}$

Published on 27 Mar 2026 - 12:07

92

Views

Determining Causality and Time-Invariance for a system.

Published on 25 Mar 2026 - 9:48

107

Views

Pulse train rect function

Published on 26 Mar 2026 - 2:52

950

Views

Find the output $y(t)$ given the input and system response using Fourier Transform

Published on 23 Dec 2020 - 2:28

83

Views

What does $U(e^{j \lambda})$ mean?

Published on 23 Dec 2020 - 20:25

36

Views

Why does the period of $X_n = \cos(\omega_0 n + \phi)$ decrease as $\omega_0$ increases to $\pi$, but increase as $\omega_0$ increases to $2\pi$?

Published on 26 Dec 2020 - 0:31

79

Views

Is there a way to get an approximation of $\det( \sigma_s^2A+B)^{1/N}$ in the GLRT?

Published on 29 Dec 2020 - 18:20

47

Views

setting the value of a variable in such equation to have a specific output

Published on 30 Dec 2020 - 9:57

113

Views

Edge case with sampling and reconstruction.

Published on 31 Dec 2020 - 5:15

240

Views

Is there a way to prove what form the fourier transform of a random variable takes?

Published on 24 Feb 2026 - 1:53

63

Views

Why is the integral of harmonically related sinusoids either $\frac{T}{2}$ or $0$?

Published on 03 Apr 2026 - 23:03

101

Views

How to find the period of this sinusoid?

Published on 03 Apr 2026 - 23:02

880

Views

2D convolution of two circles

Published on 28 Mar 2026 - 6:06

List Question

Period of a discrete sine function?

Fourier transform and energy of a convolution with a delta comb

Inverse $z$-transform of $\frac{z_{1}^{-1}}{1 - az_{1}^{-1}z_{2}^{-2}}$

Determining Causality and Time-Invariance for a system.

Pulse train rect function

Find the output $y(t)$ given the input and system response using Fourier Transform

What does $U(e^{j \lambda})$ mean?

Why does the period of $X_n = \cos(\omega_0 n + \phi)$ decrease as $\omega_0$ increases to $\pi$, but increase as $\omega_0$ increases to $2\pi$?

Is there a way to get an approximation of $\det( \sigma_s^2A+B)^{1/N}$ in the GLRT?

setting the value of a variable in such equation to have a specific output

Edge case with sampling and reconstruction.

Is there a way to prove what form the fourier transform of a random variable takes?

Why is the integral of harmonically related sinusoids either $\frac{T}{2}$ or $0$?

How to find the period of this sinusoid?

2D convolution of two circles

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